/*
 * Copyright 2012 Gregor Schauer
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package at.schauer.gregor.vienna.util;

import javassist.ClassPool;
import javassist.NotFoundException;
import javassist.bytecode.ClassFile;
import org.reflections.adapters.JavassistAdapter;

import java.util.ArrayList;
import java.util.List;

/**
 * @author Gregor Schauer
 */
public class JavassistMetadataAdapter extends JavassistAdapter {
	@Override
	public List<String> getInterfacesNames(ClassFile cls) {
		List<String> list = new ArrayList<String>();
		List<String> interfacesNames = super.getInterfacesNames(cls);
		list.addAll(interfacesNames);

		try {
			for (String interfaceName : interfacesNames) {
				list.addAll(getInterfacesNames(ClassPool.getDefault().get(interfaceName).getClassFile()));
			}

			String superclass = cls.getSuperclass();
			if (superclass != null && !"java.lang.Object".equals(superclass)) {
				list.add(superclass);
				list.addAll(getInterfacesNames(ClassPool.getDefault().get(superclass).getClassFile()));
			}
		} catch (NotFoundException e) {
			throw new RuntimeException(e);
		}

		return list;
	}
}
